Ornamental chain



FIG. 1 is a front elevational view of an ornamental chain showing my new design;

FIG. 2 is a side elevational view the opposite side being identical;

FIG. 3 is an elevational view of the side opposite that shown in FIG. 1;

FIG. 4 is an enlarged cross sectional view taken along lines 4--4 of FIG. 1; and,

FIG. 5 is an enlarged partial perspective view. 

The ornamental design for an ornamental chain, as shown and described. 